Home / 252,617.22-348,614.61-139,439.94

Finding the Fourth Proportional to 252,617.22, 348,614.61 and 139,439.94

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Solution

The fourth proportional to 252,617.22, 348,614.61 and 139,439.94 is: 192,428.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,617.22 : 348,614.61 = 139,439.94 : x
  2. Step 2: Convert to fraction form
    252,617.22/348,614.61 = 139,439.94/x
  3. Step 3: Cross multiply
    252,617.22x = 348,614.61 × 139,439.94
  4. Step 4: Simplify right side
    252,617.22x = 48,610,800,301.52
  5. Step 5: Solve for x
    x = 48,610,800,301.52/252,617.22
  6. Step 6: Final answer
    x = 192,428.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.